Finding the Fourth Proportional to 936,569.62, 1,292,466.07 and 506,849.84
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Solution
The fourth proportional to 936,569.62, 1,292,466.07 and 506,849.84 is: 699,452.77
Step by Step Solution
- Step 1: Write the proportion equation
936,569.62 : 1,292,466.07 = 506,849.84 : x - Step 2: Convert to fraction form
936,569.62/1,292,466.07 = 506,849.84/x - Step 3: Cross multiply
936,569.62x = 1,292,466.07 × 506,849.84 - Step 4: Simplify right side
936,569.62x = 655,086,219,802.91 - Step 5: Solve for x
x = 655,086,219,802.91/936,569.62 - Step 6: Final answer
x = 699,452.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.